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TB9100 Installation and Operation Manual

© Tait Electronics Limited May 2006

FCC Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Unauthorized Modifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Health, Safety and Electromagnetic Compatibility in Europe . . . . . . . . . . . . . 31

Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

4.1 Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Equipment Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Grounding and Lightning Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Equipment Ventilation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Ambient Air Temperature Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Cabinet and Rack Ventilation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

4.2 Installing and Setting up the CSS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Setting up CSS Access Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Minimum PC Hardware Requirements for Running CSS . . . . . . . . . . . . . . . 40

4.3 Unpacking the Base Station . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

4.4 Setting Up on the Bench . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Confirming Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Tuning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Connecting to a Calibration and Test Unit . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Setting the Base Station IP Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Finding a Lost or Forgotten IP Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Customizing the Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

4.5 Installing the Base Station on Site . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Equipment Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Mounting the Subrack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

4.6 Connecting Up the Base Station . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Base Station Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Control Panel Connections  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Power Supply Connections  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Auxiliary DC Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
RF Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
External Reference  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Coaxial Relay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
System Interface  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

Base Station Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

5.1 Operating Controls and LED Indicators. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Reciter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
PA

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65

PMU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

5.2 Monitoring the Base Station . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

5.3 Control Panel Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

Speaker Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Microphone Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

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Содержание TB9100

Страница 1: ...MBA 00002 05 Issue 5 May 2006 TB9100 base station Installation and Operation Manual...

Страница 2: ...tellectual Property Rights This product may be protected by one or more patents of Tait Electronics Limited together with their international equivalents pending patent applications and registered tra...

Страница 3: ...12V PA Base Station System 16 Power Management 17 Power Distribution 18 Front Panel Fan Operation 19 Run and Standby Modes 20 Dual Mode 20 Signal Voting and Switching 22 1 5 Base Station Options 23 Ba...

Страница 4: ...Setting Up on the Bench 42 Confirming Operation 42 Tuning 43 Connecting to a Calibration and Test Unit 44 Setting the Base Station IP Address 45 Finding a Lost or Forgotten IP Address 46 Customizing...

Страница 5: ...7 10 Final Reassembly 88 8 Technical Description 91 8 1 Mechanical Assembly 91 8 2 Reciter Module Operation 93 Signal Paths 97 Input Signal Paths 97 Output Paths 102 Voting 105 Switching and Voting Pr...

Страница 6: ...6 TB9100 Installation and Operation Manual Tait Electronics Limited May 2006 Glossary 131...

Страница 7: ...ion pane find the Module Details group and select Reciter from it Within this manual four types of alerts are given to the reader Warning Caution Important and Note The following paragraphs illustrate...

Страница 8: ...ems that arise All available TB9100 product documentation is provided on the CD supplied with the base station1 Updates may also be published on the Tait support website Publication Record 1 Technical...

Страница 9: ...igned with the TB9100 are scalable in both size and functionality The TB9100 combines industry leading digital voice quality with rugged design specifications and intuitive user interfaces This produc...

Страница 10: ...les in a subrack a power management unit PMU to supply and manage power to the subrack a reciter receiver and exciter a power amplifier PA a front panel with fans and a control panel The modules are i...

Страница 11: ...W 50W and 100W models The 5W and 50W models mount vertically in the subrack while the 100W model mounts horizontally as it has a wider heatsink The 100W PA is also fitted with an airflow duct All thre...

Страница 12: ...the optional power supply board is fitted This board is available with an output of 13 65VDC 27 3VDC or 54 6VDC Front Panel The TB9100 front panel is mounted onto the subrack with two quick release fa...

Страница 13: ...uitry differs between VHF and UHF separate descriptions are provided for each frequency band In some cases the descriptions refer to specific VHF or UHF bands or sub bands and these are identified wit...

Страница 14: ...e other modules shown in Figure 1 2 The reciter receives RF signals from its RF input and sends RF from its RF output to the PA along with a PA key signal The reciter also receives signals from and se...

Страница 15: ...the maintainer s access via the control panel It performs the air interface signal processing for both analog FM and digital P25 modes Figure 1 2 Base station high level diagram Reciter PMU PA RF To A...

Страница 16: ...base station system does not require a PMU as the DC input is connected directly to the 12V PA An internal boost regulator board converts the 12V nominal DC input to a 28VDC output to power the PA ci...

Страница 17: ...o the AC supply if both supplies are provided If the AC supply becomes unavailable a seamless changeover from the AC to DC supply takes place providing that the battery voltage is above the configured...

Страница 18: ...converter has a series switch which isolates the mains input from the converter The DC input however has much higher current ratings and supports an on off switch on the converter only The outputs fro...

Страница 19: ...station powers up the fans turn on the PMU fan runs first followed by the PA fan the reciter fan will also power up after the PA fan Each fan will run for about 5 seconds before switching off Fans use...

Страница 20: ...s use the base station the base station can ignore analog FM calls Note that at any one time the base station can only handle one call either analog FM or digital P25 It cannot receive in one mode and...

Страница 21: ...h console The current calling profile defines whether the signal is to be handled as digital P25 or analog FM Different calling profiles can select different modes Digital Line The digital line receiv...

Страница 22: ...ct in concert selecting the same signal The switching system then sends the winning signal to the intended interfaces for transmission The channel group can operate in simplex or duplex modes This mod...

Страница 23: ...or External Power Supply The TB9100 base station can be provided without a PMU for those who prefer to use an external third party power supply This option must use a variant of the PA that works off...

Страница 24: ...rm a wide area repeater or wide area base station For more information see the white paper TaitNet P25 Networks Repeater TheTB9100 base station can function as a standalone repeater The analog line is...

Страница 25: ...tor presses PTT all base stations in the channel group transmit not just the base station connected to the dispatch console If the base stations receive more than one signal they vote on the best one...

Страница 26: ...26 Description TB9100 Installation and Operation Manual Tait Electronics Limited May 2006...

Страница 27: ...n accordance with local and national regulations Disconnect the mains IEC connector and wait for five minutes for the internal voltages to self discharge before dismantling The AC power on off switch...

Страница 28: ...F 80 C Equipment Safety Installation and Servicing Personnel The TB9100 should be installed and serviced only by qualified personnel Antenna Load Important The PA may be damaged if the load is removed...

Страница 29: ...g and must bridge between the cable and equipment side plug and socket of the connection Seals must cover any unused network or audio sockets This includes the Ethernet connector on the front panel an...

Страница 30: ...e FCC rules and the requirements adopted by ACTA This equipment s FCC certification number US 6FPOTNANTBA1PA0 is displayed on the label to be found towards the rear of the left hand RF side of the rec...

Страница 31: ...disconnect the equipment until the problem is solved Unauthorized Modifications Any modifications you make to this equipment which are not authorised by Tait Electronics Ltd may invalidate your compl...

Страница 32: ...d Operation Manual Tait Electronics Limited May 2006 Declaration of Conformity You can download the formal Declaration of Conformity from http eudocs taitworld com You can also obtain a signed and dat...

Страница 33: ...iew of how well your base station is operating Reciter There are no special maintenance requirements for the reciter You may choose to recalibrate the TCXO frequency periodically Refer to the Calibrat...

Страница 34: ...34 Maintenance TB9100 Installation and Operation Manual Tait Electronics Limited May 2006...

Страница 35: ...ontrol panel access is restricted to authorized maintainers only in order to ensure the confidentiality of voice communications and alarm status information Grounding and Lightning Protection Electric...

Страница 36: ...e TB9100 base station is provided by the ambient air temperature sensor board b fitted to the PA control board The sensor board is inserted through slots in the control board and heatsink to be positi...

Страница 37: ...ter mesh or grille the open area must be increased to allow the same airflow as an unrestricted opening The maximum ambient temperature entering the cabinet must not exceed 140 F 60 C If the TB9100 ba...

Страница 38: ...Operation Manual Tait Electronics Limited May 2006 Figure 4 1 Typical cabinet ventilation requirements b ventilation slots d airflow entry c blanking panels e airflow exit 8in 20cm 2U 7in 17 5cm side...

Страница 39: ...nicians do not need to change the IP address of their laptop every time they visit a different site a laptop subnet is allocated This subnet exists on all site LANs in the network but cannot be routed...

Страница 40: ...ase station is packed in a strong corrugated cardboard carton with top and bottom foam cushions To prevent personal injury and damage to the equipment we recommend that two people unpack the base stat...

Страница 41: ...Remove the cushion from the bottom of the base station f 4 Rotate the base station and cushion carefully over the rear of the base station g so that it is the right way up with the cushion on top h Re...

Страница 42: ...that the AC and DC module power switches are both set to Off refer to Figure 5 5 on page 66 12V PA only check that the battery supply lead is disconnected refer to Replacing the Power Amplifier on pa...

Страница 43: ...n 5 Press the PTT switch on the microphone and make your transmission Check that the red transmit LED turns on there are no alarms generated the audio quality on the receiving radio is good 6 When the...

Страница 44: ...oftware online Help or User s Manual and to the Calibration and Test Unit Operation Manual for detailed information about connecting and operating the CTU With this set up you can carry out the follow...

Страница 45: ...ch to BALANCED and adjust the speaker volume Monitor the analog line output Connect test equipment to the LINE OUTPUT Provide test inputs on the analog line Connect test equipment to the LINE INPUT Ke...

Страница 46: ...are required and click Save to save them to file 10 On the toolbar click Program to program the information into the base station 11 Click Overwrite to confirm that you really do want to change the I...

Страница 47: ...the available configuration screens 7 Make the changes needed 8 Click File Save to save your changes and then click Program on the toolbar to program these changes into the base station Important Make...

Страница 48: ...that you remove the modules from the subrack before lifting it refer to Replacing Modules on page 75 or have another person help you with the lifting 1 Remove the front panel as described in Prelimin...

Страница 49: ...auxiliary support brackets if you intend to transport a cabinet fitted with a fully built up TB9100 base station We also recommend that you fit the brackets under the following conditions when the ins...

Страница 50: ...ket not shown in diagram General Cabling We recommend that you try to route all cables to and from the TB9100 base station along the side of the cabinet so the cooling airflow is not restricted DC Pow...

Страница 51: ...TB9100 Installation and Operation Manual Installation 51 Tait Electronics Limited May 2006 Figure 4 7 DC power cabling secure the cables to the cabinet to support their weight...

Страница 52: ...Station Connections The connections at the rear of a 5W or 50W base station are identified in Figure 4 8 Figure 4 8 5W or 50W base station inputs and outputs b serial RS 232 connector h VDC input c d...

Страница 53: ...0W 12V PA base station are identified in Figure 4 9 Figure 4 9 5W or 50W 12 V PA base station inputs and outputs b serial RS 232 connector g RF output c digital line connector h 12VDC input d analog l...

Страница 54: ...ing table Your TB9100 base station should come supplied with a power supply cord to connect the male IEC connector on the PMU to the local AC supply The pins of the IEC connector on the PMU are identi...

Страница 55: ...um DC startup threshold to prevent damaging a battery which has little capacity left You must connect the DC supply from the battery to the PA via a fuse or DC rated circuit breaker with the appropria...

Страница 56: ...til it goes into current limit and the voltage reduces to the level where another board will begin to supply power Running an auxiliary board continuously in current limit will reduce its life span an...

Страница 57: ...nd RG214 for the N type connections External Reference For K4 Band the internal frequency reference accuracy is inadequate and an external reference eg Tait T801 02 must be used The external reference...

Страница 58: ...RJ 45 sockets to connect the base station to the network via a hub or router Refer to Digital Interface Connection on page 124 for a list of ethernet connection pin allocations Analog Line The RJ 45...

Страница 59: ...the Calibration and Test Unit when tuning and calibration is required Refer to Connecting to a Calibration and Test Unit on page 44 for further details The serial interface is shared with the program...

Страница 60: ...60 Installation TB9100 Installation and Operation Manual Tait Electronics Limited May 2006...

Страница 61: ...controls allow some manual control of the base station and the LEDs indicate its operational status Control Panel The operating buttons and indicator LEDs on the left side of the control panel are us...

Страница 62: ...green power LED is lit when the PMU is turned on and supplying power to the TB9100 base station Carrier Button and Transmit LED The carrier button is a momentary press switch When held down it keys t...

Страница 63: ...The indicator LEDs on the front are visible through a slot in the front panel These LEDs provide the following information about the state of the reciter steady green the reciter is powered up flashin...

Страница 64: ...work activity LED is lit when the digital line is connected When network activity is detected the LED will flash on for 1 second and off for 1 second Network Board PowerPC LED The green network board...

Страница 65: ...These LEDs provide the following information about the state of the PA steady green the PA is powered up flashing green the PA has no application firmware loaded you can use the CSS to download the f...

Страница 66: ...om the PMU on and off It is recessed to prevent the DC module being accidentally switched off thus disabling the battery back up supply Note that this switch disables only the control circuitry the DC...

Страница 67: ...ation is currently operating in digital P25 or analog FM mode the status of the network link and which signal input to the base station has won the vote 5 3 Control Panel Operation The TB9100 control...

Страница 68: ...crophone allows the maintainer to talk to the dispatcher and to the other radio terminals in the network This can be done in digital mode or analog mode This section describes how to set the speech mo...

Страница 69: ...requesting the base station to turn them on This is done via the CSS Diagnose section and is recommended after fixing a fault or replacing a fan When you fit a fan use this test to check that the fan...

Страница 70: ...70 Base Station Operation TB9100 Installation and Operation Manual Tait Electronics Limited May 2006...

Страница 71: ...nsmit This means that the base station analog gateway transmitted a clear and not encrypted call You have a non encryption system and the clear warning hasn t been turned off in the configuration You...

Страница 72: ...re made according to configuration settings Supplementary services don t work Features and permissions have not been enabled correctly Check service profiles The service profile attached to the channe...

Страница 73: ...back of the reciter 2 Run a program such as HyperTerminal Teraterm or minicom 3 Select the following port settings 57600 baud 8 bits no parity 1 stop bit no flow control 4 Press the Enter key A login...

Страница 74: ...74 TB9100 Installation and Operation Manual Tait Electronics Limited May 2006...

Страница 75: ...ou have replaced the module you will be able to restore the original configuration by programming the saved configuration back into the base station If one or more of the modules is faulty you may be...

Страница 76: ...rst followed by the RF output and DC output on the 12V PA After refitting the PA reconnect the RF out put and DC output on the 12V PA first followed by the RF input and then the DC input Disconnect th...

Страница 77: ...the right end of the front panel away from the subrack You will need to overcome the resistance of the spring clip securing the front panel to the control panel 7 3 Replacing the Control Panel Removal...

Страница 78: ...Gently push the bottom of the panel home against the subrack h to engage the plug into the socket 3 Insert the securing screw into the floating nut i in the subrack and tighten Note that you may have...

Страница 79: ...re it with the retaining clamp 2 Reconnect all the front and rear panel cables previously disconnected Ensure the front panel cables are retained by the cable retaining clips j in the top of the subra...

Страница 80: ...of the PA unplug the DC input cable DC output cable on the 12V PA b and the RF input cable c and move both cables to one side Unplug both ends of the system control bus loom d and remove it 3 At the...

Страница 81: ...the Power Management Unit Important You must disconnect the AC and DC power cables before removing the PMU from the subrack Removal 1 If you have not already done so carry out the instructions in Prel...

Страница 82: ...d remove the fan 3 PMU Fan a Remove the PA fan duct assembly as described above b Remove the two screws labeled e and remove the PMU fan duct assembly c Unplug the fan from the fan contact board f d R...

Страница 83: ...tant You must connect the fans to the correct sockets on the fan contact board If the fan connections are reversed the wrong fan will be activated when a module needs cooling The module may then fold...

Страница 84: ...allation and Operation Manual Tait Electronics Limited May 2006 Figure 7 1 Replacing the front panel fans b c d e f h h g i j 1 1 1 PA fan PMU fan PA fan PMU fan PA fan connector PMU fan connector 100...

Страница 85: ...of the slots 2 Top Rails a Insert a small flat blade screwdriver under the rear end of the guide rail and lift it slightly d This will ensure the small locking tab is clear of the slot in the subrack...

Страница 86: ...bly on page 75 and remove the control panel as described in Replacing the Control Panel on page 77 2 Disconnect any system control bus cables 3 Remove the M3 nuts and spring washers b securing the int...

Страница 87: ...connect board correctly Table 7 1 gives the switch settings for newer boards with the part number 220 02037 04 and later These boards are used with 12V PA base stations Figure 7 2 Replacing the subrac...

Страница 88: ...sent and will jam on the system control bus Do not try to fit this front panel to a 100W base station or you will damage these cables and possibly the front panel itself 100W Front Panel Do not fit th...

Страница 89: ...e cables 2 Refit the Front Panel a Fit the front panel onto the locating pegs on the subrack Fit the left end first followed by the right end pressing the panel in the center as shown b to secure the...

Страница 90: ...he base station Important When refitting modules make sure they are fitted correctly into the subrack and all retaining clamps are securely tightened The recommended torque for the retaining clamp scr...

Страница 91: ...te Figure 8 1 shows the cooling fans and their ducts detached from the front panel only for the clarity of the illustration The cooling fans and ducts are normally screwed to the rear of the front pan...

Страница 92: ...second slot from the right of the subrack The PA is mounted vertically with the heatsink facing the center of the subrack This positions the cooling fins directly behind the PA fan The airflow separat...

Страница 93: ...r narrow bandwidth and one for wide bandwidth The appropriate filter is selected by software controlled PIN switches according to the bandwidth selected in the CSS The signal is finally passed to the...

Страница 94: ...board DSP operates under the control of the RISC to provide a number of functions including demodulating incoming FM signal and identifying whether it is P25 digital or analog FM modulating an RF sign...

Страница 95: ...The power supply on the digital board provides 3 3V and 5 3V regulated supplies It is also fed through to provide a 2 5V supply The network board requires the internal supply voltages of 6 V 3 3 V 1 8...

Страница 96: ...er Supply Power Supply RISC DSP RISC 13MHz Clock RISC CODECs IF 12 8MHz Ref RF I P 28VDC I P 28V 28V RF O P PA Key Audio System Control Bus Digital Receiver Control Communications Control Communicatio...

Страница 97: ...speech is encoded as IMBE packets When the base station is in analog FM mode speech is encoded according to the G 711 standard The voter selects the winning speech packets and routes them according to...

Страница 98: ...gnal is digital P25 and passes it on to the P25 modem 4 The P25 modem extracts the digital bits from the received signal 5 Error correction is carried out and the IMBE packets are passed directly to t...

Страница 99: ...dible signals e g DCS CTCSS 5 The Audio circuitry adds header data to the signals and passes them to the packet switch 6 The packet switch switches the signals to the G 711 encoder 7 The G 711 encoder...

Страница 100: ...The packet switch routes the packets to the appropriate encoder the IMBE encoder for digital P25 packets or the G 711 encoder for analog FM packets 5 The encoder passes the packets to the voter Figur...

Страница 101: ...he mode for a control panel transmission Calls made from the control panel participate in the base station voting The signal path not illustrated is similar to the path for the analog line 1 The ADC a...

Страница 102: ...sed as follows 1 The voter switches the signal to the P25 modem 2 The P25 modem adds forward error correction to the IMBE packets 3 The Modulator Demodulator circuitry converts the audio frequency to...

Страница 103: ...itstream into the analog signal that is sent to the exciter To the Analog Line The signal processing on the audio path from the voter to the analog line not illustrated is as follows 1 The voter switc...

Страница 104: ...coming signal directly to the speaker If the call is digital P25 see Figure 8 11 the P25 modem output is passed through an IMBE decoder shown with a To the Speaker Vote Winner Mode The control panel s...

Страница 105: ...he channel group members send this inbound stream to all line interfaces and control panel speakers if so enabled At the same time in each channel group member a separate voter selects one voice strea...

Страница 106: ...ally are sent to the channel group IP network 6 Simplex in the table means that this switching path will occur only if the channel group is set to simplex Simplex channel group mode selects the highes...

Страница 107: ...ignaling message precedes an FM or P25 transmission the sequence of transmission is preserved at all interfaces The voting rules for switching messages are the same as the switching rules for a P25 te...

Страница 108: ...nning receiver loses its signal entirely it sends a fade message instead of the header at the next re vote The fade message is an announcement that the base station has lost the vote All base stations...

Страница 109: ...pler board In the 5W model the output from the 6W driver board is fed directly to the LPF directional coupler board Control Circuitry The microprocessor located on the control board monitors and contr...

Страница 110: ...rcuit This output is fed to the reciter which operates from 12VDC instead of the standard 28VDC provided when a PMU is used The output from the DC input filter is also fed to the power stage where the...

Страница 111: ...ow Pass Filter Directional Coupler Board RF I P PA Key RF O P 28VDC I P DC DC DC RF RF RF RF RF RF Control Monitor Control Monitor Control Monitor System Control Bus 100W 28V PA 6W Board Control Board...

Страница 112: ...croprocessor is used by both the AC and DC modules and is fitted to all PMU models The leaded high power components are situated on the AC converter board while the plug in cards have only SMD control...

Страница 113: ...apacity is low it will maintain the power supply to the microprocessor and shut down the rest of the PMU Refer to Power Management on page 17 for further details Figure 8 13 PMU high level diagram PFC...

Страница 114: ...y detects the PMU configuration and controls the PMU accordingly If any of the monitored conditions exceeds its normal range of values the microprocessor will generate an alarm and take appropriate ac...

Страница 115: ...MU 1ndicator LED states Green Red PMU condition off off power off input above or below safe operating range flashing 3 Hz off no application firmware loaded use the CSS to download the firmware on off...

Страница 116: ...ervoltage Shutdown HW Undervoltage Shutdown HW Overvoltage Shutdown Reset HW High Battery Voltage Alarm SW Alarm Low Battery Voltage Alarm SW Alarm Startup Voltage SW Shutdown Voltage SW Startup Volta...

Страница 117: ...ed for low voltage disconnect modules a The information in this table is extracted from the TB9100 Specifications Manual Re fer to the latest issue of this manual MBA 00014 xx for the most up to date...

Страница 118: ...s control panel key inputs and fan rotation inputs from both fans into appropriate I2 C messages Audio Circuitry The control panel provides a volume knob to control the volume of the speaker In additi...

Страница 119: ...ld At this point it will begin power foldback protecting the equipment from damage The PMU behaves in a similar way to the PA The system control bus has been designed to operate only within the TB9100...

Страница 120: ...erformed in the control panel The result is then read and processed by the reciter via the I2 C interface The PA and PMU do not know if their fan has been correctly enabled however if there is a fault...

Страница 121: ...l panel Signal Reciter PA PMU IDC Pin Control Panel D range Pin I2 C interrupt not used 1 8 I2C data 2 15 ground I2C 3 no connection I2C clock 4 7 28V control panel power 5 14 RS 232 Tx data 6 6 groun...

Страница 122: ...122 Technical Description TB9100 Installation and Operation Manual Tait Electronics Limited May 2006...

Страница 123: ...ground 6 digital input 1 7 digital input 2 8 digital input 3 9 digital output RSSIa a The function of Pin 9 of the DB9 connector of the network board is configurable be tween programmable digital out...

Страница 124: ...are given in the following table DC Input to 12V PA The pin allocations for the 2 way DC input connector are shown below Pin Description 1 transmit output 2 transmit output 3 receive input 4 not conne...

Страница 125: ...Limited May 2006 Microphone Connection The pin allocations for the microphone socket are given in the following table Pin Description 1 not connected 2 not connected 3 not connected 4 PTT 5 voice ban...

Страница 126: ...126 Appendix A Interface Pin Assignments TB9100 Installation and Operation Manual Tait Electronics Limited May 2006...

Страница 127: ...between modules at the front of a 5 or 50W base station are shown below 5 or 50W base station internal connections b 28VDC high current output for PA f 28VDC high current input cable from PMU c 28VDC...

Страница 128: ...defined This may cause corrupted data to be present on the bus when the reciter reads the states of the switches on the control panel This in turn may result in random actuations of microphone PTT car...

Страница 129: ...ited May 2006 12V PA Base Station The connections between modules at the front of a 12V PA base station are shown below 12V PA base station internal connections b system control bus e 12VDC input from...

Страница 130: ...130 Appendix B Inter Module Connections TB9100 Installation and Operation Manual Tait Electronics Limited May 2006...

Страница 131: ...ys syslog messages from elements in the TaitNet P25 network analog FM mode A mode of operation in which the RF interface transmits and receives analog FM signal The digital line sends and receives the...

Страница 132: ...CO P25 committee Calibration Software The TB9100 Calibration Software is a utility for defining the switching ranges of the receiver and the exciter and for flattening the receiver response across its...

Страница 133: ...tion of at least 12 5 kHz between its operating frequencies and those of any other equipment channel table The channel table is the base station s database of channel configurations circuit domain The...

Страница 134: ...er input that consists of a set of pre defined inputs that are combined using Boolean logic CWID CWID Continuous Wave IDentification is a method of automatically identifying the base station using a M...

Страница 135: ...FM and P25 digital Dual mode equipment can be configured to support either mode or to switch between modes from one over to another duplex channel group The duplex channel group has two voters at eac...

Страница 136: ...s a feature license has been enabled or disabled Feature license key A set of digits purchased from Tait that is required to enable a feature license FEC Forward Error Correction FFSK Fast Frequency S...

Страница 137: ...ated until the problem is eliminated hub A unit for connecting hosts together It sends all incoming ethernet packets to all the other hosts hysteresis Hysteresis is the difference between the upper an...

Страница 138: ...control base stations Lockout U S term for Inhibit see inhibit M MDC1200 MDC1200 is a proprietary signaling protocol developed by Motorola and used to enhance basic communications in analog PMR monit...

Страница 139: ...eiver unmutes on any signal with the correct NAC digital P25 or subaudible signaling analog FM O octet A set of 8 bits operating range Operating range is another term for switching range outbound Outb...

Страница 140: ...sers PSTN Public Switched Telephone Network The public telephone network PTT Push To Talk The button on a radio terminal that keys the transmitter Q QoS Quality Of Service R reciter The reciter is a m...

Страница 141: ...tal P25 or through MDC1200 signaling analog FM sensitivity The sensitivity of a radio receiver is the minimum input signal strength required to provide a useable signal signaling profile A signaling p...

Страница 142: ...aling Subaudible signaling is signaling that is at the bottom end of the range of audible frequencies The TB9100 base station supports CTCSS and DCS subaudible signaling subtone A subtone subaudible s...

Страница 143: ...hat the must become true before the base station carries out the second part Task Manager Task Manager is a part of the TB9100 base station firmware that carries out tasks in response to inputs These...

Страница 144: ...work voting Voting is the systematic sampling of a group of channels for the channel with the greatest signal strength Voting provides wide area coverage and ensures that as the user moves throughout...

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